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S1611890 — SPRING,HELICAL,EXTENSION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

S1611890: SPRING,HELICAL,EXTENSION.

The SPRING,HELICAL,EXTENSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, end_style: SHORT TWISTED HOOK BOTH ENDS, design_type: CLOSED, hook_radius: 0.10156 INCHES NOMINAL BOTH ENDS IN, load_rating: 21.00 POUNDS NOMINAL LBS, coil_quantity: 10-1/2. This part is cataloged in the U.S.

Government catalog under NSN 5360-00-308-7453, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
S1611890
NSN: 5360-00-308-7453
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleSHORT TWISTED HOOK BOTH ENDS
design_typeCLOSED
hook_radius0.10156 INCHES NOMINAL BOTH ENDS IN
load_rating21.00 POUNDS NOMINAL LBS
coil_quantity10-1/2
inside_diameter0.3427 INCHES NOMINAL IN
style_designatorCYLINDRICAL
spring_free_length1.251 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND
spring_length_under_load1.750 INCHES NOMINAL IN
coil_to_hook_inside_length0.203 INCHES NOMINAL BOTH ENDS IN
NSN5360-00-308-7453
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,EXTENSION TITLE COMPONENT PN S1611890 MFR SPRING,HELICAL,EXTENSI
KEY FEATURES
•
SPRING FREE OUTSIDE DIAMETER: 0.4687 INCHES NOMINAL IN
•
LOAD RATING: 21.00 POUNDS NOMINAL LBS
•
END STYLE: SHORT TWISTED HOOK BOTH ENDS
•
DESIGN TYPE: CLOSED
•
STYLE DESIGNATOR: CYLINDRICAL
•
SPRING FREE LENGTH: 1.251 INCHES NOMINAL IN
•
COIL TO HOOK INSIDE LENGTH: 0.203 INCHES NOMINAL BOTH ENDS IN
•
INSIDE DIAMETER: 0.3427 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SPRING FREE OUTSIDE DIAMETER0.4687 INCHES NOMINAL IN
LOAD RATING21.00 POUNDS NOMINAL LBS
END STYLESHORT TWISTED HOOK BOTH ENDS
DESIGN TYPECLOSED
STYLE DESIGNATORCYLINDRICAL
SPRING FREE LENGTH1.251 INCHES NOMINAL IN
COIL TO HOOK INSIDE LENGTH0.203 INCHES NOMINAL BOTH ENDS IN
INSIDE DIAMETER0.3427 INCHES NOMINAL IN
SPRING LENGTH UNDER LOAD1.750 INCHES NOMINAL IN
COIL QUANTITY10-1/2
OTHER ITEMS IN FSC 5360 — Coil, Flat, Leaf, and Wire Springs
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5360-00-001-1842 5360-00-001-1945 5360-00-001-2010 5360-00-001-3865 5360-00-001-3950 5360-00-001-4650 5360-00-001-4664 5360-00-001-4703
SUBSTITUTES & CROSS-REFERENCES 1
S161189Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S1611890?
S1611890 is a SPRING,HELICAL,EXTENSION.
What parts can replace S1611890?
There is 1 known substitute for S1611890: S161189. Substitute compatibility should be verified for your specific system.
What is the NSN for S1611890?
S1611890 is cataloged in the U.S. Government catalog under NSN 5360-00-308-7453. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.